User contributions for Camrenbt

19:3019:30, 19 August 2022 diff hist +934‎ N On-Demand Webinar: Designing Spillways to Mitigate Failure Modes ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2018 |abstract=  This course will present potential failure modes for chute spillways and ways to design these spillways to minimize the potential for failure. Key Take-aways: *Understanding of failure modes such as cavitation and hydraulic jacking that can affect chute spillways. *Evaluation..." current
19:2719:27, 19 August 2022 diff hist +1,766‎ N On-Demand Webinar: Reexamination of the 2004 Failure of Big Bay Dam, Mississippi ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2018 |abstract=  This webinar will review the 2004 failure of Big Bay Dam. A potential failure modes framework was used to make the forensic root-cause assessment based on data and information provided by the state of Mississippi. A detailed timeline of the failure obtained through review of co..." current
19:2619:26, 19 August 2022 diff hist +1,234‎ N On-Demand Webinar: Managing Increased Dam Safety Risk During Reconstruction ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2018 |abstract=  Dams are inherently vulnerable during rehabilitation construction due to risks such as a weakened/reduced cross section of the structure or reduced flood passage capacity. Successful management of the risks salient to dam construction requires proactive identification, planning..." current
19:2419:24, 19 August 2022 diff hist +913‎ N On-Demand Webinar: Analysis of Concrete Arch Dams ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2018 |abstract=  The purpose of this course is to provide a brief introduction into the science of concrete arch dams. The review will touch on design methods used in the past, but primarily focus on the methods used in the current state of the practice. A historical review of construction tech..." current
19:2219:22, 19 August 2022 diff hist +1,943‎ N On-Demand Webinar: Risk Communication for Dams ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2018 |abstract=  Communication is important in all aspects of dam safety within an organization, with the public, and with the specific owners or stakeholders of a project. Risk communication and stakeholder participation should ensure that (1) responsible and impacted stakeholders will be part..." current
19:2119:21, 19 August 2022 diff hist +1,435‎ N On-Demand Webinar: Findings of the Oroville Dam Spillway Forensic Investigation ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2018 |abstract=  At a height of 770 feet, Oroville Dam is the tallest dam in the United States. On February 7, 2017, a section of the concrete chute slab of the service spillway at Oroville Dam failed during spillway discharge. Several days later, as the California Department of Water Resources..." current
19:1919:19, 19 August 2022 diff hist +1,096‎ N On-Demand Webinar: Introduction to Addressing Inadequate Conveyance Capacity at Dams ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2017 |abstract=  The most common deficiency at dams in North America is inadequate spillway capacity. Inadequate spillway capacity can result in overtopping of a dam during flood events. This is especially a concern for embankment dams where overtopping of the dam embankment can cause breaching..." current
17:0617:06, 19 August 2022 diff hist +393‎ Training Opportunities ‎No edit summary
17:0617:06, 19 August 2022 diff hist +1,553‎ N On-Demand Webinar: Advances in Geologic Data Collection and 3D Geologic Modeling for Site Characterization and Safety Studies for Dams and Levees ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2017 |abstract=  This course will address a variety of geologic issues in dam and levee design and safety engineering, with emphasis on the application of 3D geologic modeling and other technologies to enhance communication between the project geoscientists and the project engineers, regulators..." current
17:0417:04, 19 August 2022 diff hist +938‎ N On-Demand Webinar: Design of Siphon Systems ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2017 |abstract=  Since at least the time of the ancient Egyptians, siphons have been a useful tool to transport fluids in conduits by arranging the conduit in an inverted “U” and relying on gravity to eliminate the need for a pump. In the United States, siphons have been used as spillways a..." current
17:0317:03, 19 August 2022 diff hist +1,140‎ N On-Demand Webinar: Natural Resources Conservation Service Dam Design and Dam Safety Resources: Policy, Procedures, and Tools ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2017 |abstract=  This webinar will provide an overview of multiple dam design and dam safety resources available from the Natural Resources Conservation Service (NRCS). The overview will include a presentation on the NRCS history of building dams and dam safety. The policy presentation will foc..." current
17:0117:01, 19 August 2022 diff hist +656‎ Training Opportunities ‎No edit summary
17:0117:01, 19 August 2022 diff hist +1,886‎ N On-Demand Webinar: How to Make Your Emergency Action Plan More Effective ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2017 |abstract=  In the last forty years, dam safety professionals have recognized the importance of preparing emergency actions plans (EAPs) as an effective tool to minimize the consequences of dam failures. In the last 15 years, the National Incident Management System (NIMS) was established a..." current
17:0017:00, 19 August 2022 diff hist +13‎ On-Demand Webinar: Introduction to Embankment Dams ‎No edit summary current
16:5916:59, 19 August 2022 diff hist +13‎ On-Demand Webinar: HEC-RAS 2D Modeling ‎No edit summary current
16:5716:57, 19 August 2022 diff hist +1,500‎ N On-Demand Webinar: Introduction to Nature-Like Fishways for Dams ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2017 |abstract=  Dam-related problems include blockage of fish migrations, drowning hazards, failure hazards, reservoir sedimentation, habitat loss, and tailwater erosion. Some environmental problems can only be addressed through dam removal while other issues, where removal is not a viable opt..." current
16:5616:56, 19 August 2022 diff hist +2,446‎ N On-Demand Webinar: Underwater Installation of Geomembranes ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2017 |abstract=  Rehabilitation of dams with geomembranes has stopped seepage in more than 200 dams worldwide. In the 1990s, the US Army Corps of Engineers recognized that geomembranes could arrest seepage in many structures but many structures in the U.S. could not be dewatered for installatio..." current
16:5416:54, 19 August 2022 diff hist +2,376‎ N On-Demand Webinar: The Fontenelle Dam Incident 1965 ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2017 |abstract=  Fontenelle Dam incident was, arguably, the largest dam incident in US history that did not result in failure. A large leak developed in Bureau of Reclamation’s new dam and quickly eroded a very large cavity on the downstream slope. It was only through large-scale and prompt i..." current
16:5316:53, 19 August 2022 diff hist +1,238‎ N On-Demand Webinar: Risk Assessment for Levee Projects ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2017 |abstract=  The USACE has been conducting economic risk analyses for evaluating benefit cost ratios for levee projects since the 1960s. With a new focus on life safety, these same analytical techniques are now being used to evaluate priorities for infrastructure investments and required de..." current
16:5116:51, 19 August 2022 diff hist +1,391‎ N On-Demand Webinar: Introduction to Dam Decommissioning ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2016 |abstract=  As dams deteriorate, or as their purpose and benefits diminish, there may come a time when the appropriate action is to decommission the dam. For some dams, this can be a very simple, rapid and inexpensive undertaking. For other dams, it can be a very complex and costly process..." current
16:5016:50, 19 August 2022 diff hist +377‎ Training Opportunities ‎No edit summary
16:5016:50, 19 August 2022 diff hist +937‎ N On-Demand Webinar: Intro to Tailings Dam and Coal Ash Impoundment Design, Construction and Monitoring: What Can Go Wrong and Right? ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2016 |abstract=  A large difference between water storage dams versus tailings dams and coal ash impoundments is that these industrial structures are always under construction. This provides the opportunity to optimize design and construction but places an emphasis on ongoing evaluation and mon..." current
16:4816:48, 19 August 2022 diff hist +1,788‎ N On-Demand Webinar: Hydrologic Hazards – Estimating Probabilities of Extreme Floods ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2016 |abstract=  Hydrologic hazard curves are critical flood loading inputs for dam and levee safety risk assessments. Over the past decade, some federal agencies have developed and applied new tools and data sets to estimate hydrologic hazard curves, which are graphs of peak flows, volume, or..." current
16:4716:47, 19 August 2022 diff hist +1,123‎ N On-Demand Webinar: The Practical Use of Geophysics to Assess Dam and Levee Safety ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2016 |abstract=  The webinar consist of two sessions. Session 1 is an overview of geophysical methods applicable to dams and levees, theory behind the methodologies, and the strengths and limitations of each method. This session will also cover what additional investigations, such as drilling,..." current
16:4516:45, 19 August 2022 diff hist +749‎ Training Opportunities ‎No edit summary
16:4516:45, 19 August 2022 diff hist +1,789‎ N On-Demand Webinar: 3-D Effects on Estimation of Gradients, Seepage Flows and Evaluation of Internal Erosion Potential Failure Modes ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2016 |abstract=  This webinar will present the results of 2D and 3D numerical evaluations of seepage conditions around a developing piping defect. An updated model similar to the first 3D numerical model performed at the University of Florida beginning in about 1980 (Townsend, 1981) will be pr..." current
16:4216:42, 19 August 2022 diff hist +1,534‎ N On-Demand Webinar: Cracking and Hydraulic Fracturing in Embankment Dams and Levees ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2016 |abstract=  Cracks are likely to develop in most embankment dams and levees, and not just in those that are poorly constructed. This course will present some of the common conditions that can lead to adverse geostatic stress conditions, cracking, and hydraulic fracturing in embankments. Ca..." current
16:3616:36, 19 August 2022 diff hist +997‎ N On-Demand Webinar: Strength Selection for Static Slope Stability Analysis ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2016 |abstract=  This webinar will provide practical guidance on the selection of soil shear strength parameters for static slope stability analysis. Topics covered include stress-strain behaviors of cohesionless and cohesive soils and their relationships to strength selection, drained and undr..." current
16:3516:35, 19 August 2022 diff hist +1,169‎ N On-Demand Webinar: Spillway Conduits - More Than Just a Pipe Through the Dam ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2016 |abstract=  Low-level conduits (pipes) through the base of a dam are the most common spillway for small earthen embankment structures. However, the discontinuity caused by the presence of the conduit creates numerous issues that must be addressed during the design and construction of the l..." current
16:3316:33, 19 August 2022 diff hist +1,544‎ N On-Demand Webinar: Foundation Cutoff Walls for Dams and Levees ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2016 |abstract=  During the last 10 years, there have been unparalleled levels of activity in dam and levee foundation remediation. This has been triggered mainly by the U.S. Army Corps of Engineers’ evaluation of their dam and levee portfolio following the disastrous flooding of New Orleans..." current
16:3116:31, 19 August 2022 diff hist +1,492‎ N On-Demand Webinar: Dam Safety with 3D Weirs ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2016 |abstract=  Inadequate spillway capacity, significant hydrologic loadings on embankments and structures, and operation and maintenance are common dam safety issues, instigating the need for risk-reduction measures and/or rehabilitation. 3D weirs, or weirs with a crest length greater than t..." current
16:3016:30, 19 August 2022 diff hist +1,313‎ N On-Demand Webinar: Intro to the Application of 2D Hydraulic Modeling for Dam and Levee Safety ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2016 |abstract=  Recent improvements in the computational capacity of computers and in the availability of high-quality terrain data have allowed 2D hydraulic models to become highly valuable tools in dam and levee safety analyses. Today, there are several free and commercially-available 2D mo..." current
16:2616:26, 19 August 2022 diff hist +512‎ Training Opportunities ‎No edit summary
16:2616:26, 19 August 2022 diff hist +1,402‎ N On-Demand Webinar: Seepage Rehabilitation for Embankment Dams ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2015 |abstract=  This webinar will review the current state of the practice for rehabilitation of embankment dams to address seepage issues. Seepage rehabilitation measures can generally be grouped into two categories: seepage reduction / limitation measures and seepage collection measures. See..." current
16:2416:24, 19 August 2022 diff hist +2,540‎ N On-Demand Webinar: Human Factors in Dam Failure and Safety ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2015 |abstract=  Dam failures typically result from interactions of human and physical factors which extend over years or decades. Understandably, engineers and others involved with dams normally focus on the physical factors. However, because physical systems such as dams are subject to physi..." current
16:2216:22, 19 August 2022 diff hist +2,221‎ N On-Demand Webinar: Rainfall and Dam Safety-From PMP to the 100-Year Storm ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2015 |abstract=  Understanding how extreme storms and their precipitation are analyzed is critically important for dam design and dam safety. This webinar will detail the background of PMP and storm analysis starting with the earliest work completed by the US Weather Bureau (now National Weathe..." current
16:2116:21, 19 August 2022 diff hist +1,387‎ N On-Demand Webinar: Dam Construction Quality Control: Dos, Dont's and Lessons Learned ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2015 |abstract=  The implementation of a successful dam design is predicated on the construction contractor using acceptable construction means and methods when performing the work and the quality control staff performing timely and through inspections. There are many critical work items associ..." current
16:2016:20, 19 August 2022 diff hist +1,171‎ N On-Demand Webinar: Understanding and Managing Plant & Animal Intrusions in Embankment Dams and Levees ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2015 |abstract=  Plant and animal intrusions represent a common but often overlooked threat to the long-term safety of embankment dams throughout the U.S. In fact, these hazards have been attributed to dam failures and near dam failures in the past. Proper identification, treatment, and long-te..." current
16:1816:18, 19 August 2022 diff hist +784‎ Training Opportunities ‎No edit summary
16:1816:18, 19 August 2022 diff hist +1,660‎ N On-Demand Webinar: Waterproofing Systems for Dams ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2015 |abstract=  The first geomembranes were installed on dams in 1959 in Italy and British Columbia: both systems were covered. In the 1970’s geomembranes began to be installed on dams exposed. In the next 20 years exposed geomembrane systems would be installed on more than 2 dozen dams, pr..." current
16:1716:17, 19 August 2022 diff hist +1,401‎ N On-Demand Webinar: Event Tree Principles and Applications for Dam Safety Risk Assessment ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2015 |abstract=  Event tree analysis is commonly used in dam safety risk analysis. Event trees are tools used to aid in understanding, analyzing, and communicating dam safety risks and for informing dam safety decisions. Like all other tools they are imperfect and their potential value depends..." current
16:1516:15, 19 August 2022 diff hist +1,359‎ N On-Demand Webinar: Seismic Stability Evaluation of Earth Dams ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2015 |abstract=  Earthquakes represent a hazard to dams in many parts of the United States and therefore are of interest to design engineers and dam safety officials. Evaluation of the seismic stability of these dams to future anticipated earthquakes require an understanding of seismic hazards,..." current
16:1116:11, 19 August 2022 diff hist +1,873‎ N On-Demand Webinar: Designing Slope Protection for Dams and Levees ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2015 |abstract=  Slopes on the upstream side of dams are subject to wind-generated waves. Likewise, levees along river banks experience wind waves, boat wakes and current forces. This webinar will describe how winds produce waves in reservoirs and other enclosed bodies of water. Wave heights an..." current
16:0416:04, 19 August 2022 diff hist +1,604‎ N On-Demand Webinar: Introduction to Hydrologic Modeling Using Geospatial Information ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2015 |abstract=  This webinar will provide an introduction to the application of geospatial information to hydrologic analysis. The field of hydrology experienced its most dramatic period of development from the late 19th century to the mid-20th century. While the theory and equations used to e..." current
16:0316:03, 19 August 2022 diff hist +1,511‎ N On-Demand Webinar: Introduction to Public Safety Risk Evaluation and Treatment for Dams and Levees ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2015 |abstract=  This webinar is designed to provide dam and levee owners, and their specialist consultants, an introduction to a comprehensive program to assess and reduce public safety risk around dams, levees, and powerhouses. In 2011 the Canadian Dam Association, an association similar in..." current
16:0016:00, 19 August 2022 diff hist +1,386‎ N On-Demand Webinar: Earthquake Hazards, Ground Motions and Dynamic Response ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2014 |abstract=  Earthquakes represent a hazard to dams in many parts of the United States and therefore are of interest to design engineers and dam safety officials. The hazard from earthquakes includes strong shaking, fault rupture displacements, reservoir seiche and earthquake-induced landsl..." current
15:4715:47, 19 August 2022 diff hist +1,641‎ N On-Demand Webinar: Rehabilitation of Concrete Dams ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2014 |abstract=  This webinar is the third and final course in the series on concrete gravity dams. The first webinar entitled “Introduction to Concrete Gravity Dams” (July 2012) presented information regarding the types of gravity dams, historic design, and construction practices, as well..." current
15:4515:45, 19 August 2022 diff hist +714‎ Training Opportunities ‎No edit summary
15:4515:45, 19 August 2022 diff hist +824‎ N On-Demand Webinar: Foundation Preparation and Treatment for Dam Construction ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2014 |abstract=  This webinar will address a wide range of foundation preparation and treatment methods applicable to construction of new dams, rehabilitation of existing dams, and enlargement of existing dams. Topics to be covered include: treatment of surface rock exposures in dam foundations..." current
15:4415:44, 19 August 2022 diff hist +1,828‎ N On-Demand Webinar: Seepage Monitoring and Analysis of Embankment Dams ‎ Created page with "{{Trainings Template |author=  Association of State Dam Safety Officials |year=  2014 |abstract=  Some amount of seepage passes through and under all embankment dams. The collection, monitoring, and analysis of seepage is crucial in the successful execution of any dam safety program and is helpful in deciding if it is expected ambient seepage or indicative of a more serious..." current

User contributions for Camrenbt

19 August 2022